incorrect pin yin

Can you please correct the error on some txt pages that show Wǒ as W' (in fact in many cases its the "o" that doesn't show correctly) I am using Mozzilla firefox too reegards Howard

Hi Howard, are you still experiencing problems with the tome marks on certain words? Have you tried clearing your cache? I hope you are enjoying the course.

Hi I have tried the usual, but same incorrect missing letter and tone marks especially "o" in wo etc. (3 different computers and same) Thanks

Hi Howard, thank you for your feedback. We are currently in process to fix the problem. We apologize for the inconvenience that this could have cause. All the best for your Chinese learning!